*SUPPORT*
IN: tufa fep dax zup gazzer OUT: RED PURPLE BLUE
IN: dax gazzer fep tufa tufa OUT: PURPLE BLUE RED RED
IN: dax OUT: PURPLE
IN: lug zup tufa zup dax zup lug OUT: PINK RED PURPLE PINK
IN: gazzer OUT: BLUE
IN: lug dax OUT: PINK PURPLE
IN: lug gazzer zup lug OUT: PINK BLUE PINK
IN: gazzer gazzer OUT: BLUE BLUE
IN: tufa fep tufa fep lug OUT: RED RED PINK
IN: gazzer fep gazzer OUT: BLUE BLUE
IN: tufa tufa OUT: RED RED
IN: lug fep lug OUT: PINK PINK
IN: dax dax OUT: PURPLE PURPLE
IN: lug fep tufa zup gazzer OUT: PINK RED BLUE

*QUERY*
IN: dax blicket tufa OUT: PURPLE RED PURPLE RED
IN: lug OUT: PINK
IN: tufa zup tufa OUT: RED RED
IN: gazzer fep gazzer zup tufa OUT: BLUE BLUE RED
IN: gazzer zup gazzer blicket lug fep gazzer OUT: BLUE BLUE PINK BLUE BLUE BLUE PINK BLUE
IN: tufa gazzer OUT: RED BLUE
IN: tufa fep tufa gazzer OUT: RED RED BLUE
IN: tufa OUT: RED
IN: dax fep gazzer OUT: PURPLE BLUE
IN: dax fep lug fep tufa lug OUT: PURPLE PINK RED PINK

*GRAMMAR*
lug -> PINK 
 tufa -> RED 
 dax -> PURPLE 
 gazzer -> BLUE 
 u1 fep x1 -> [u1] [x1] 
 x1 blicket x2 -> [x1] [x2] [x1] [x2] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 